Interview Questions

Data dictionary
1.What is an EDT, Base Enum, how can we use array elements of an EDT,
2.Definition and use of Maps, how AddressMap (with methods) is used in standard AX
3.What is the difference between Index and Index hint?
Utility and use of find method.
4.How many types of data validation methods are written on table level?
5.How many types of relations are available in Axapta, Explain each of them.
6.When the recid is generated, what is its utility, what are the different types of Table groups defined on table properties.
7.Difference between Primary & Cluster index.
8.How many kind of lookups can be made and how.
9.How can we utilize field groups in forms
10.How many types of Delete Actions are there in Standard Ax and define the use of each
11.If any record is created in table I want to fetch the date & time stamp, how will you do that
12.What is the function of super()


Classes
1. What is an abstract class, what is the utility of an abstract method
2. Multiple inheritance possible or not, if not how can we overcome that.
3. What is an interface, Why do we implement it
4. Do we need to write main method, give reasons
5. What is difference between new & construct method
6. What is the utilty of the RunOn property
7. What is main class used in batch process OR which class will you inherit to make a batch job
8. How can we make a batch job occur at regular interval
9. What is the main utility of classes in standard Ax
10. Which class is called when we create a SO/PO.
11. What are classes used to write query.
12. What is a static method, why do we make static methods and where can we write it.
13. When do we make methods private or protected.Forms
14. What is the basic structure of a form
15. Utility of init(), run(), wait() methods
16. What are different types of Link Types available in a form datasource, justify each of them
17. Properties of a form datasource
18. validateWrite() method can be written in form datasource as well as table level, when should we write it in form DS and when in table. Similar in case of write() method
19. How can we call table level methods from form DS (similar methods)
20. What is the difference between form init() & DS init()
21. When a form opens what are the sequential methods called.
22. Where is the best place to write code to perform filter in a form
23. What are the different types of menu items available, explain each of them
24. A action type menu item is attached to a form but in the drop down the menu item is not appearing, what could be the problem

Report
1. What are the two most important methods
2. When do block the super() method of fetch
3. Can we make a report from wizard, if yes from where
4. What is a Programmable Section, how we use it in reports
5. What is the difference between Auto Design Spec & Generated Design
6. How can we sort the DS, what facility we can get in by placing fields in Ranges
7. What is the role of executeSection
8. What are Queries, how do we use them

 Menu Items
1. What is the use of Parameter, Enum TypeParameter/Enum Parameter properties of display
2. Why do we provide Configuration key & Security key
3. Normally what do we attach in Output
4. Normally what do we attach in Action

 General Questions
1. What is difference between select & select firstonly statements
2. What are the keywords used to access data from "multiple companies" and "one company to another company".
3. How can we override a lookup
4. How do the following methods work in a form DS.
ds.refresh(), ds.research(), ds.reread(), in what situation we should these methods
5. On closing a form name the methods which are invoked
6. What are security key/configuration keys, how do we use it in Ax
7. How can we provide user level/user group level security
8. What is a virtual company
9. What is Visual MorphXplorer, what do we do with that?(Reverse engineering tool has replaced Visual MorphXplorer)
10. What is the function of Application Hierarchy Tree
11. If you want to monitor the database activity, where can you get that
12. Where can we find the Label log and what is its utility
13. What are the tools you will use to upgrade any object
14. What is the difference between display() and edit() methods, how do we use each
15. What is the use of System Documentation/Application Developer Documentation/Application Documentation

 Few More Questions on DAX
1.What are the classes, Tables, Forms and Methods used to post the sales orders.
2. What are the classes, Tables, Forms and Methods used to post the purchase orders.
3. What are the classes, Tables, Forms and Methods used to post the Ledgers.
4. What are the classes, Tables, Forms and Methods used to post the Inventory.
5. What is the base class to send the on-boad E-mailing.
6. What are the storage Dimensions?
7. What are the Item Dimensions?
8. What is the difference between RunBase and RunBaseBatch?
9. How do you create a NumberSequence for existing Module and also fro new Module.
10.What is the difference between Insert and doinsert.
11.What is the Runbase Stack?


DIFFERENCE BETWEEN SQL AND X++ STATEMENT--
SELECT-
1.Table buffer on the FROM in x++ clause ,not the table as in SQL
2.ORDER BY clause precedes the WHERE clause
3.! for negation ,not NOT as in SQL
4.&& and || for logical operator ,not AND or OR as in SQL.
5.* and ? for like wildcards ,not % and _ as in SQL.

JOIN CLAUSE-

1.Join clause has no ON keyword in x++,use WHERE instead
2.Defauld JOIN direction is left .
3.there are no LEFT and RIGHT keyword for JOIN in x++
4.The FROM clause is optional when:
-No column is listed or
-Only one table is listed in the SELECT in x++

select * FROM CustTable;
select CustTable;

both are same.

OTHERS-
1.The WHILE SELECT statement provides an automatic cursor for return rows in x++
2.There is no HAVING keyword in x++
3.No null values are return in x++